-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 POqnTj+5EsbgNEK0FaVHrdMR5P1cxT3hgMPptnQBKHOLGiaYefJ1BWvKv3MHhNLd
 MDAAcGhJhQH6SHJIMrqIJg==

<SEC-DOCUMENT>0001187616-07-000001.txt : 20070524
<SEC-HEADER>0001187616-07-000001.hdr.sgml : 20070524
<ACCEPTANCE-DATETIME>20070524153054
ACCESSION NUMBER:		0001187616-07-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070515
FILED AS OF DATE:		20070524
DATE AS OF CHANGE:		20070524

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ON ASSIGNMENT INC
		CENTRAL INDEX KEY:			0000890564
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-HELP SUPPLY SERVICES [7363]
		IRS NUMBER:				954023433
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		26651 WEST AGOURA ROAD
		CITY:			CALABASAS
		STATE:			CA
		ZIP:			91302
		BUSINESS PHONE:		8188787900

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BROCK WILLIAM E
		CENTRAL INDEX KEY:			0001187616

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20540
		FILM NUMBER:		07876841

	BUSINESS ADDRESS:	
		STREET 1:		49 OLD SOLOMONS ISLAND ROAD
		CITY:			ANNAPOLIS
		STATE:			MD
		ZIP:			21401
		BUSINESS PHONE:		4105919663

	MAIL ADDRESS:	
		STREET 1:		49 OLD SOLOMONS ISLAND RD
		CITY:			ANNAPOLIS
		STATE:			MD
		ZIP:			21401
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
</DOCUMENT>
</SUBMISSION>